1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f9b321645aa7c1cd5fe7312712f0bae2bbcc875b7f6fd7834ff791dda3b2503. Chain 2 (Bitcoin): anchored in block 953782 (2026-06-15T12:13:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d43bb019-2f4e-4e09-ab08-4b9fa1cb41a3.json and https://artists.proofprofile.net/proofs/artist/d43bb019-2f4e-4e09-ab08-4b9fa1cb41a3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Intermezzo Sinfonico (From Cavalleria Rusticana)
Mélodie (From Orfeo Ad Eurodice Christoph)
Papageno’s Little Bells Uit the Magic Flute
Allegro Vivace (From Symphony No. 41 "Jupiter")
Keyboard Concerto in D Marjor, Hob.XVIII No. 11 -Vivace-
Mars, "the Bringer of War" (From the Planets)
Andante Cantabile (From Quintet for Piano and Wind Quartet)
Scherzo (From Symphony No. 1 "Winter Reveries")